retardant
/rɪˈtɑrdənt/
noun
- A substance that slows or prevents a process, such as fire or decay.
- Some fabrics are treated with a flame retardant to reduce burning.
- Firefighters dropped retardant from the air to stop the wildfire.
- The chemical retardant is mixed with water before use.
Synonyms
Antonyms
adjective
- Designed to slow or prevent something, especially fire or chemical reactions.
- The building uses fire-retardant materials to improve safety.
- They applied a retardant coating to the wooden fence to protect it from the sun.
- This spray is retardant against rust and corrosion.